Your Server May Be Vulnerable: SSLv3 is Enabled in HTTPD
To avoid this vulnerability, you need to disabling SSL and using only TLSv1.1 or TLSv1.2. Redhat, centos can supports to use SSLv2 or SSLv3 protocols,
They strongly recommended your server uses of SSLv2 or SSLv3.
The SSL/TLS can support in httpd given by the mod_ssl module using the OpenSSL,
Open your httpd conf file and add the below line,
SSLProtocol All -SSLv2 -SSLv3
Restart Apache server